{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.897701,-0.440605,0.000000,0.000000,0.282916,-0.576421,0.766614,0.000000,-0.336836,0.686280,0.644641,0.000000,-2151383.204198,4383286.738643,4089774.167414,1],    "boundingVolume": {    "region": [2.027006,0.700519,2.027132,0.700588,0.000000,20.470327]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/11/6_857415.b3dm"}}}